Portable towel holder



FIG. 1 is a perspective view as seen from the top front and one side of a "portable towel holder" showing my new design;

FIG. 2 is a view in back elevation;

FIG. 3 is a view in front elevation;

FIG. 4 is a view in right elevation;

FIG. 5 is a view in left elevation, of the side opposite that shown in FIG. 4;

FIG. 6 is a view in top plan; and,

FIG. 7 is a view in bottom plan. 

The ornamental design for portable towel holder, is as shown and described. 